Question

Factor completely: 3x2 + 12x + 7

Can you explain this for me?

Answer 1

i think you need the quadratic equation for this one

Answer 2

3(x2+4x+7/3)

3((x+2)^2-5/3)

3(x+2)^2-15/3

3(x+2)^2-5

answer :D

Answer 3

so you need to do completing the square here